forked from TartanLlama/optional
Kenneth Benzie (Benie)
48d70a1604
Enable use of `tl::optional<T>` purely as a library with CMake's `add_subdirectory`. The default configuration works are before. * `OPTIONAL_ENABLE_TESTS` make building tests optional, enabled by default * `OPTIONAL_ENABLE_DOCS` make building documentation optional, enabled by default
51 lines
2.0 KiB
CMake
51 lines
2.0 KiB
CMake
cmake_minimum_required(VERSION 3.0)
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project(optional)
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option(OPTIONAL_ENABLE_TESTS "Enable tests." ON)
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option(OPTIONAL_ENABLE_DOCS "Enable documentation." ON)
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add_library(optional INTERFACE)
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target_sources(optional INTERFACE ${CMAKE_CURRENT_SOURCE_DIR}/tl/optional.hpp)
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target_include_directories(optional INTERFACE ${CMAKE_CURRENT_SOURCE_DIR}/tl)
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if(OPTIONAL_ENABLE_TESTS)
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# Prepare "Catch" library for other executables
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set(CATCH_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/test)
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add_library(Catch INTERFACE)
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target_include_directories(Catch INTERFACE ${CATCH_INCLUDE_DIR})
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# Make test executable
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set(TEST_SOURCES ${CMAKE_CURRENT_SOURCE_DIR}/tests/main.cpp
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${CMAKE_CURRENT_SOURCE_DIR}/tests/noexcept.cpp
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${CMAKE_CURRENT_SOURCE_DIR}/tests/make_optional.cpp
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${CMAKE_CURRENT_SOURCE_DIR}/tests/in_place.cpp
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${CMAKE_CURRENT_SOURCE_DIR}/tests/relops.cpp
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${CMAKE_CURRENT_SOURCE_DIR}/tests/observers.cpp
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${CMAKE_CURRENT_SOURCE_DIR}/tests/extensions.cpp
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${CMAKE_CURRENT_SOURCE_DIR}/tests/constexpr.cpp
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${CMAKE_CURRENT_SOURCE_DIR}/tests/constructors.cpp
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${CMAKE_CURRENT_SOURCE_DIR}/tests/assignment.cpp
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${CMAKE_CURRENT_SOURCE_DIR}/tests/bases.cpp
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${CMAKE_CURRENT_SOURCE_DIR}/tests/nullopt.cpp)
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add_executable(tests ${TEST_SOURCES})
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target_link_libraries(tests Catch optional)
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set(CXXSTD 14 CACHE STRING "C++ standard to use, default C++14")
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set_property(TARGET tests PROPERTY CXX_STANDARD ${CXXSTD})
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endif()
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if(OPTIONAL_ENABLE_DOCS)
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find_package(standardese) # find standardese after installation
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# generates a custom target that will run standardese to generate the documentation
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if(standardese_FOUND)
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standardese_generate(optional
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INCLUDE_DIRECTORY tl
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CONFIG ${CMAKE_CURRENT_SOURCE_DIR}/standardese.config
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INPUT tl/optional.hpp)
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endif()
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endif()
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